Home / 129,671.24-194,429.06-50,691.32

Finding the Fourth Proportional to 129,671.24, 194,429.06 and 50,691.32

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Solution

The fourth proportional to 129,671.24, 194,429.06 and 50,691.32 is: 76,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,671.24 : 194,429.06 = 50,691.32 : x
  2. Step 2: Convert to fraction form
    129,671.24/194,429.06 = 50,691.32/x
  3. Step 3: Cross multiply
    129,671.24x = 194,429.06 × 50,691.32
  4. Step 4: Simplify right side
    129,671.24x = 9,855,865,697.76
  5. Step 5: Solve for x
    x = 9,855,865,697.76/129,671.24
  6. Step 6: Final answer
    x = 76,006.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.